211313133223 has 8 divisors (see below), whose sum is σ = 214324655616. Its totient is φ = 208302591000.

The previous prime is 211313133221. The next prime is 211313133247. The reversal of 211313133223 is 322331313112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 211313133223 - 2¹ = 211313133221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211313133221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194790 + ... + 678652.

It is an arithmetic number, because the mean of its divisors is an integer number (26790581952).

Almost surely, 2^211313133223 is an apocalyptic number.

211313133223 is a deficient number, since it is larger than the sum of its proper divisors (3011522393).

211313133223 is an equidigital number, since it uses as much as digits as its factorization.

211313133223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490085.

The product of its digits is 1944, while the sum is 25.

Adding to 211313133223 its reverse (322331313112), we get a palindrome (533644446335).

The spelling of 211313133223 in words is "two hundred eleven billion, three hundred thirteen million, one hundred thirty-three thousand, two hundred twenty-three".